sketchcasting: nice idea

I read in the dutch “ICT & Onderwijs”blog some interesting thoughts aboutsketchcasting. It sounded like a very nice idea: record your drawings on a smart board (or tablet pc) with Camtasia Studio or any other screencasting software, record your own voice explaining what you draw and voila: sketchcasting is born.
So, instead of using (and creating) powerpoint slides for your presentation, you might feel more confident with a blackboard (or rather a white smartboard) and a crayon, sketching and talking at the same time, explaining things to your audience.

If you’re going to use it, it will probably look like this:

But if you’re a bit of an artist, maybe you could create something incredible like this